• MPC Preparation (Info)

  • MPEC 2017-Q14 : 2017 OT68

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    M.P.E.C. 2017-Q14                                Issued 2017 Aug. 17, 17:22 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2017 OT68
    
    Observations:
         K17O68T* C2017 07 27.55163 00 14 59.410-08 35 55.20         21.2 wLEQ014F51
         K17O68T  C2017 07 27.56325 00 15 00.761-08 36 03.64         21.2 wLEQ014F51
         K17O68T  C2017 07 27.57491 00 15 02.128-08 36 12.63         20.8 wLEQ014F51
         K17O68T _C2017 07 30.48499200 20 53.581-09 13 39.50         21.0 GUEQ014568
         K17O68T _C2017 07 30.48596600 20 53.686-09 13 40.26         21.1 GUEQ014568
         K17O68T _C2017 07 30.48693200 20 53.792-09 13 41.01         21.0 GUEQ014568
         K17O68T KC2017 08 03.35695600 27 57.22 -10 07 24.8          21.4 VuEQ014H21
         K17O68T KC2017 08 03.37866500 27 59.23 -10 07 42.4          21.4 VuEQ014H21
         K17O68T KC2017 08 16.43353 00 45 17.13 -13 32 08.6                oEQ014291
         K17O68T KC2017 08 16.43786 00 45 17.37 -13 32 13.9                oEQ014291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer M. J. Brucker.  1.8-m f/2.7 reflector + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, M. Micheli, C. Wipper.  Measurers
        M. Micheli, R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
        M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
        M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
        Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0
        astrograph + CCD.
    
    Orbital elements:
    2017 OT68                                                Earth MOID = 0.2785 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  17.63913              (2000.0)            P               Q
    n   0.29761580     Peri.  183.08434     +0.55802966     +0.81811108
    a   2.2217681      Node   120.87735     -0.75783983     +0.57063011
    e   0.4176105      Incl.    9.31453     -0.33805575     +0.07124275
    P   3.31           H   20.8           G   0.15           U   6
    Residuals in seconds of arc
    170727 F51  0.1+  0.1-    170730 568  0.0   0.1-    170816 291  0.2-  0.5+
    170727 F51  0.1-  0.2+    170730 568  0.0   0.1-    170816 291  0.3+  0.5-
    170727 F51  0.1-  0.1-    170803 H21  0.6+  0.5-
    170730 568  0.1+  0.1-    170803 H21  0.6-  0.7+
    
    Ephemeris:
    2017 OT68                a,e,i = 2.22, 0.42, 9                   q = 1.2939
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 07 18    23 52 50.5 -06 52 51   0.4498  1.2986   119.6    42.9    21.3
    ...
    2017 08 02    00 25 33.9 -09 47 52   0.4307  1.3190   126.9    38.0    21.1
    ...
    2017 08 10    00 38 03.9 -11 47 35   0.4270  1.3360   131.6    34.5    21.0
    ...
    2017 08 16    00 44 52.8 -13 24 44   0.4275  1.3514   135.6    31.6    21.0
    2017 08 17    00 45 47.6 -13 41 16   0.4278  1.3542   136.2    31.1    20.9
    2017 08 18    00 46 38.6 -13 57 51   0.4283  1.3570   136.9    30.6    20.9
    ...
    2017 08 24    00 50 24.0 -15 37 13   0.4329  1.3752   141.1    27.5    20.9
    ...
    2017 09 01    00 52 01.6 -17 42 46   0.4446  1.4023   146.7    23.3    20.9
    ...
    2017 09 16    00 46 49.6 -20 40 50   0.4867  1.4608   154.9    17.0    21.0
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-Q14
    

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